The singer, 33, shared the news on Twitter and Instagram with a picture of herself and the words “Hyde Park London” with the dates July 1 and 2. She will take to the stage as part of next year’s BST Hyde Park festival, which will also feature performances from Sir Elton John, Duran Duran and Pearl Jam. Adele’s comeback single, Easy On Me, released on October 15, is on track to top the UK single charts for a second week.